Koyu
District (-gun) in Miyazaki (Japan)
Contents: Population
The population development of Koyu as well as related information and services (Wikipedia, Google, images).
| Name | Status | Native | Population Census 1995-10-01 | Population Census 2000-10-01 | Population Census 2005-10-01 | Population Census 2010-10-01 | Population Census 2015-10-01 | Population Census 2020-10-01 | Population Census 2025-10-01 | |
|---|---|---|---|---|---|---|---|---|---|---|
| Koyu | District (-gun) | 児湯郡 | 78,864 | 78,996 | 77,102 | 74,389 | 71,218 | 67,481 | 63,198 | |
| Nippon [Japan] | State | 日本国 | 125,570,246 | 126,925,843 | 127,767,994 | 128,057,352 | 127,094,745 | 126,146,099 | 123,049,524 |
Source: Statistics Bureau Japan.
Explanation: The 2025 census results are preliminary.
Further information about the population structure:
| Gender (C 2025) | |
|---|---|
| Males | 30,293 |
| Females | 32,905 |
| Age Groups (C 2020) | |
|---|---|
| 0-17 years | 10,944 |
| 18-64 years | 33,143 |
| 65+ years | 23,280 |
| Age Distribution (C 2020) | |
|---|---|
| 90+ years | 1,843 |
| 80-89 years | 5,915 |
| 70-79 years | 9,917 |
| 60-69 years | 10,264 |
| 50-59 years | 7,596 |
| 40-49 years | 8,393 |
| 30-39 years | 6,459 |
| 20-29 years | 4,953 |
| 10-19 years | 6,410 |
| 0-9 years | 5,617 |
| Citizenship (C 2020) | |
|---|---|
| Japan | 66,915 |
| Foreign Citizenship | 517 |